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Real Estate (Tables)
 12 Months Ended
Dec. 31, 2015
Real Estate [Abstract]  
Schedule of real estate properties
Investment in real estate represents directly owned property held for investment, as follows:    
 
As of December 31,
(In thousands)
2015
 
2014
Properties in operation
$
226,055

 
$
196,980

Properties under development
710,312

 
534,632

Total
$
936,367

 
$
731,612